Final answer:
Linda Bove is the Deaf actress who starred on 'Sesame Street' for 31 years, where she played Linda the Librarian and introduced viewers to American Sign Language and Deaf culture.
Step-by-step explanation:
The Deaf Actor known for being on 'Sesame Street' for 31 years is Linda Bove. Linda is well-known for her character Linda the Librarian on the children's television series Sesame Street. Her presence on the show was significant as she introduced children to American Sign Language (ASL) and raised awareness about Deaf culture.
Linda Bove became a regular on Sesame Street in 1971 and remained on the show until 2002. As a Deaf actress, she played a critical role in providing representation for the Deaf community on mainstream television and promoted inclusivity and understanding of Deaf culture.